IP Library › Granted Patent US 6,446,103
Granted Patent Utility
US 6,446,103 · Confirmation No. 1243

NONRECURSIVE DIGITAL FILTER AND METHOD FOR CALCULATING THE COEFFICIENTS OF THE FILTER

Inventor: Peter Schollhorn
Patented Case View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2019-10-08 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2019-10-08 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2019-09-06 C.AD Change of Address 2 View
2019-09-06 N417 Electronic Filing System Acknowledgment Receipt 2 View
2019-09-06 PA.. Power of Attorney 3 View
2019-09-06 R3.73 Assignee showing of ownership per 37 CFR 3.73 3 View
2019-09-06 MFEE.C.AD Maintenance Fee Address Change 2 View
2001-01-02 TRNA Transmittal of New Application 1 View
2001-01-02 SPEC Specification 15 View
2001-01-02 CLM Claims 4 View
2001-01-02 ABST Abstract 1 View
2001-01-02 DRW Drawings-only black and white line drawings 1 View
2001-01-02 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,446,103
App. No.
09/752,923
Filed
2001-01-02
Granted
2002-09-03
Pub. No.
US20010025290A1
Art Unit
2121
PTA
-135 days